eRemove the screw
Pull off the choke linkage shaft
eRemove the upper mounting plates
removing the screws
eRemove the idle adjusting screw
and its spring
and remove the lower rear mounting plate@.
eLoosen the locknuts
(3), screw off the balance
together with the
and flat washers
(3 ea), and pull off
the link rod upper ends from the joint balls.
and ball seat
may fall out
of each link rod.
C. Adjusting Screw
B. Joint Ball
eRemove the screws
(6) with the lockwashers from
lower front mounting plate
and separate the
three pairs of
1. The 3-way joint of the fuel hoses must be installed
between the center and the left pairs of
To prevent air leaks from the carburetor
carburetor bore openings must be on the same plane
and their centers must be spaced
carburetors on the carburetor and carburetor holder
alignment jig (special tool), and then tighten the
Apply a non-permanent locking
agent to the threads before installation.
A. Alignment Jig
B. Apply a non-permanent locking agent.
3. Measure the service fuel level for each carburetor, and
adjust it if necessary (Pg. 170).
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performance cannot be obtained.
Adjust the butterfly valve link mechanism before
mounting the carburetors on the engine as follows:
To adjust the butterfly valve link mechanism:
each balance adjusting screw, loosen the locknut,
turn in the adjusting screw until it seats lightly, and
then back it out
turns. Tighten the
OCheck to see that all butterfly
open and close
smoothly without binding when
OCheck to see that the choke lever moves up and down
smoothly without binding. When the choke lever is
pushed down, check each starter plu nger to make sure
it is seated.
Push down on the plunger;
it is not seating.
Removal (each carburetor holder):
eRemove the fuel
eRemove the vacuum switch valve
eRemove the air cleaner element
upper air cleaner housing (Pg. 48).
eRemove the front upper air cleaner housing
on the carburetor holders.
Installation Notes (each carburetor holder):
1. Three carburetor holders are identical.
middle one upside down
2. To prevent air leaks, position the carburetor holders
at the correct angle and pitch by using the carburetor
and carburetor holder alignment jig (special
A. Carburetor and Carburetor Holder Alignment Jig
B. Apply a non-permanent locking